jackie campbell who studied violence between intimate partners for 30 years. >> for a young woman at college and in high school, they aren't going to tell their parents about these things. and they also, they and their friends don't recognize them as being highly dangerous signs. >> the app includes 20 questions that ask things such as whether you feel controlled by your partner or if fights get physical. >> they get a score and it shows on a graph where they are compared to other women, how dangerous this is. and then it tells them, based on that level of danger, what they need to do. >> with this app, sharon and lexi are on a krewe crusade. >> maybe that will bring ahead that gosh, you know, when i took that test, that was one of the behaviors that i should be looking out for. >> could the one love app saved the life of yeardley love? we never know. while there were red flags, they believe it never occurred to yeardley that she was a victim of domestic violence. >>> the elementary schoolteacher is out on bail. released on a $100,000 bond. she teaches at meadow hall elementary. he's